Use After Free Affecting xorg-server package, versions [,21.1.19)
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Test your applications- Snyk IDSNYK-UNMANAGED-XORGSERVER-13786932
- published31 Oct 2025
- disclosed29 Oct 2025
- creditJan-Niklas Sohn
Introduced: 29 Oct 2025
NewCVE-2025-62230 (opens in a new tab)Common Vulnerabilities and Exposures (CVE) are common identifiers for publicly known security vulnerabilities
Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade xorg-server to version 21.1.19 or higher.
Overview
Affected versions of this package are vulnerable to Use After Free in Xkb client resource removal due to the XkbRemoveResourceClient() function freeing the XkbInterest data associated with the device, but not the resource associated with it. An attacker can cause memory corruption or application crash by triggering the improper detachment of resources during client disconnection.